
An kera kwayoyi na Hex daga nau'ikan kayan aiki daban-daban, kowannen da aka zaɓa don biyan takamaiman buƙatun aiki a cikin aikace-aikace daban-daban. Ƙarfe mai laushi babban zaɓi ne na gabaɗaya - manufa hex kwayoyi saboda farashin sa - inganci da isasshen ƙarfi ga waɗanda ba - ayyuka masu ɗaurewa masu mahimmanci a cikin gida.
Naƙasassun kwayoyi yawanci ana kera su daga nau'ikan kayan aiki iri-iri, kowanne an zaɓa bisa takamaiman buƙatun aikace-aikacen da buƙatun aiki.
Hebei Fujinrui Metal Products Co., Ltd an kafa shi a cikin 2004 kuma yana cikin garin Handan, lardin Hebei. Kamfanin yana da fadin murabba'in mita 10,000 kuma yana da ma'aikata sama da 200. Yana da wani sha'anin hada fastener samfurin samar da karfe surface lalata kariya, tare da balagagge samar da fasaha tawagar. Fiye da shekaru 20 na gwaninta a cikin masana'antar fastener.